notadictionary.com
宁可三月不要酷
→ “Better to skip being cool in March than to not wear autumn pants.”
宁可 níng² kě³ = 宁愿 / would rather — shows a preference or choice, like saying 'I'd rather do X than Y.'
宁 níng² = peace; calm — here it's part of the set phrase meaning 'would rather.'
可 kě³ = can; possible — here it's part of the set phrase meaning 'would rather.'
三月 sān¹ yuè⁴ = March — literally 'three month,' referring to the month of March.
三 sān¹ = three — the number three.
月 yuè⁴ = month — the unit of time for months.
不要 bú² yào⁴ = don't need / don't want — literally 'not need,' used here to mean 'skip' or 'avoid.'
不 bù⁴ = not — negation particle.
要 yào⁴ = want / need — here it means 'to need' or 'to have to.'
酷 kù⁴ = cool / stylish — an adjective describing something fashionable or trendy.
notadictionary.com
不可一日无秋裤
→ “You can't go a single day without wearing autumn pants.”
不可 bù⁴ kě³ = cannot / must not — a strong prohibition, like saying 'you absolutely cannot.'
不 bù⁴ = not — negation particle.
可 kě³ = can; possible — here it's part of the set phrase meaning 'must not.'
一日 yī¹ rì⁴ = a single day — literally 'one day,' emphasizing the shortness of time.
一 yī¹ = one — the number one.
日 rì⁴ = day — the unit of time for days.
无 wú² = without / no — a negation word meaning 'lacking' or 'not having.'
秋裤 qiū¹ kù⁴ = autumn pants / thermal underwear — literally 'autumn pants,' referring to warm underpants worn in cooler weather.
秋 qiū¹ = autumn — the season, implying cooler weather.
裤 kù⁴ = pants — the type of clothing.